we can also tell you president obama was briefed overnight. on the series of events by lisa moniker, assistant for homeland security and counterterrorism. again, going back importantly to the details, what we do know about these suspects, which we can tell you from our very own pete williams is that they are in their early 20s, they've been in the u.s. about a year, and they have some military experience. that's all we feel comfortable reporting at this point. so, again, massachusetts institute of technology classes are canceled. the mbta transit service, which serves the greater boston area, including of course a lot of major financial firms is shut down on this friday. markets, though, shrugging it off or i should say not seeing any broad fallout. we're seeing a rally shape up in u.s. futures. we're seeing rallies across global markets. sovereign debt is performing well. here is a look at the latest on the dow, the nasdaq and the s&p. hire is a look, as well, as european markets. u.s. "squawk box" will be picking up the story for us as soon